Sheet storage device and sheet processing apparatus

Abstract

A sheet storage device includes a reel around which a tape is wound, a drum onto which a sheet is wound together with the tape, an input and output opening through which the sheet is passed, and a frame that forms at least a portion of a transport path on which the sheet is transported from the input and output opening to the drum, the frame has a first and a second frame part, the first and second frame parts move relative to each other to switch between a state in which the transport path is formed and a state in which at least a portion of the transport path is open, the first frame part supports the reel, and forms a tape path extending from the reel to the drum, the first frame part moves together with the reel and the tape path relative to the second frame part.

What is claimed is: 
     
       1. A sheet storage device comprising:
 a reel around which a tape is wound; 
 a drum onto which a sheet is wound together with the tape; 
 an input and output opening through which the sheet is passed; and 
 a frame configured to form at least a portion of a transport path on which the sheet is transported from the input and output opening to the drum, 
 
       wherein
 the frame has a first frame part and a second frame part, 
 the first frame part and the second frame part are configured to move relative to each other to switch between a state in which the transport path is formed and a state in which at least a portion of the transport path is open, 
 the first frame part supports the reel, and forms a tape path extending from the reel to the drum, and 
 the first frame part turns together with the reel and the tape path around a center of rotation of the drum relative to the second frame part. 
 
     
     
       2. The sheet storage device of  claim 1 , further comprising:
 a second reel around which a second tape is wound, 
 
       wherein
 the second frame part forms a second tape path extending from the second reel to the drum, and 
 the second frame part moves together with the second tape path relative to the first frame part. 
 
     
     
       3. The sheet storage device of  claim 2 , wherein
 the drum is disposed between the reel and the second reel at least in a closed state of the transport path. 
 
     
     
       4. The sheet storage device of  claim 3 , further comprising:
 a movable guide configured to be brought into contact with the tape wound around the drum, and move depending on a change in the magnitude of a diameter of the drum, 
 
       wherein
 a winding position where the tape and the second tape are wound onto the drum is located between the drum and the reel, and 
 the movable guide is disposed between the winding position and the reel. 
 
     
     
       5. A sheet processing apparatus comprising:
 the sheet storage device of  claim 1 . 
 
     
     
       6. The sheet processing apparatus of  claim 5 , further comprising:
 a housing configured to house the sheet storage device; and 
 a sheet transporter disposed in the housing and coupled to the input and output opening of the sheet storage device, and configured to transport the sheet toward the input and output opening or from the input and output opening, 
 
       wherein
 the first frame part and the second frame part form the input and output opening, and 
 a part forming the input and output opening of the first frame part or the second frame part is linked to the sheet transporter with the first frame part and the second frame part having moved relative to each other to open the transport path. 
 
     
     
       7. The sheet processing apparatus of  claim 6 , wherein
 the sheet storage device has
 a first pivot shaft configured to allow the first frame part and the second frame part to move relative to each other, and 
 a second pivot shaft configured to allow the sheet storage device to move relative to the sheet transporter. 
 
 
     
     
       8. A sheet storage device comprising:
 a reel around which a tape is wound; 
 a drum onto which a sheet is wound together with the tape; 
 an input and output opening through which the sheet is passed; 
 a frame configured to form at least a portion of a transport path on which the sheet is transported from the input and output opening to the drum; and 
 a second reel around which a second tape is wound, 
 
       wherein
 the frame has a first frame part and a second frame part, 
 the first frame part and the second frame part are configured to move relative to each other to switch between a state in which the transport path is formed and a state in which at least a portion of the transport path is open, 
 the first frame part supports the reel, and forms a tape path extending from the reel to the drum, 
 the first frame part moves together with the reel and the tape path relative to the second frame part, 
 the second frame part forms a second tape path extending from the second reel to the drum, 
 the second frame part supports the second reel, and 
 the second frame part moves together with the second reel and the second tape path relative to the first frame part. 
 
     
     
       9. A sheet storage device comprising:
 a reel around which a tape is wound; 
 a drum onto which a sheet is wound together with the tape; 
 an input and output opening through which the sheet is passed; 
 a frame configured to form at least a portion of a transport path on which the sheet is transported from the input and output opening to the drum; and 
 a second reel around which a second tape is wound, 
 
       wherein
 the frame has a first frame part and a second frame part, 
 the first frame part and the second frame part are configured to move relative to each other to switch between a state in which the transport path is formed and a state in which at least a portion of the transport path is open, 
 the first frame part supports the reel, and forms a tape path extending from the reel to the drum, 
 the first frame part moves together with the reel and the tape path relative to the second frame part, 
 the second frame part forms a second tape path extending from the second reel to the drum, 
 the second frame part moves together with the second tape path relative to the first frame part, and 
 the second frame part supports the drum. 
 
     
     
       10. A sheet storage device comprising:
 a reel around which a tape is wound; 
 a drum onto which a sheet is wound together with the tape; 
 an input and output opening through which the sheet is passed; and 
 a frame configured to form at least a portion of a transport path on which the sheet is transported from the input and output opening to the drum, 
 
       wherein
 the frame has a first frame part and a second frame part, 
 the first frame part and the second frame part are configured to move relative to each other to switch between a state in which the transport path is formed and a state in which at least a portion of the transport path is open, 
 the first frame part forms at least a portion of a tape path extending from the reel to the drum, and moves together with the tape path relative to the second frame part, 
 the sheet storage device further comprises a gear linkage drive disposed extending from the first frame part to the second frame part, and 
 the gear linkage drive rotates the drum or the reel in a direction in which the tape is wound, in association with the movement of the first frame part relative to the second frame part. 
 
     
     
       11. The sheet storage device of  claim 10 , wherein
 the gear linkage drive has at least
 a first member supported by the first frame part, and configured to move together with the first frame part relative to the second frame part, and 
 a second member configured to rotate the drum or the reel in a direction in which the tape is wound, in response to the movement of the first member relative to the second frame part. 
 
 
     
     
       12. The sheet storage device of  claim 11 , wherein
 the reel is supported by the first frame part or the second frame part, 
 the drum is supported by the second frame part or the first frame part, and 
 the reel and the drum are coupled together through the gear linkage drive. 
 
     
     
       13. The sheet storage device of  claim 12 , wherein
 the first frame part supports the reel, and turns together with the reel and the tape path around a center of rotation of the drum relative to the second frame part, 
 the second frame part supports the drum, 
 the gear linkage drive has a drum gear linked to the drum, a reel gear linked to the reel, and an idle gear engaging with both the drum gear and the reel gear, 
 the idle gear is the first member, and during the turning of the first frame part relative to the second frame part, the idle gear revolves around the center of rotation of the drum with the idle gear engaging with both the drum gear and the reel gear. 
 
     
     
       14. The sheet storage device of  claim 13 , wherein
 the gear linkage drive has a rotation preventer configured to prevent rotation of the drum gear and the drum during the turning of the first frame part relative to the second frame part in a direction in which the transport path is opened, and 
 during the turning the first frame part relative to the second frame part in the direction in which the transport path is opened, the idle gear revolves around the center of rotation of the drum while rotating on an axis thereof, whereby the reel rotates in the winding direction of the tape through the reel gear. 
 
     
     
       15. The sheet storage device of  claim 13 , wherein
 the gear linkage drive has a second rotation preventer configured to prevent rotation of the reel gear and the reel during the turning of the first frame part relative to the second frame part in a direction in which the transport path is opened, and 
 during the turning of the first frame part relative to the second frame part in the direction in which the transport path is opened, the idle gear revolves around the center of rotation of the drum without rotating on an axis thereof, which causes the drum gear to rotate, whereby the drum rotates in the winding direction of the tape. 
 
     
     
       16. The sheet storage device of  claim 11 , wherein
 the reel, the drum, or the reel and the drum, are supported by the second frame part, and 
 the gear linkage drive is coupled to the reel or the drum. 
 
     
     
       17. The sheet storage device of  claim 16 , wherein
 the drum is supported by the second frame part, 
 the gear linkage drive has a drum gear linked to the drum, and a frame gear supported by the first frame part, 
 the frame gear is the first member, and 
 the drum gear rotates the drum in a direction in which the tape is wound, in response to the movement of the frame gear relative to the second frame part. 
 
     
     
       18. The sheet storage device of  claim 16 , wherein
 the reel is supported by the second frame part, 
 the gear linkage drive has a reel gear linked to the reel, and a frame gear linked to the first frame part, 
 the frame gear is the first member, and 
 the reel gear rotates the reel in a direction in which the tape is wound, in response to the movement of the frame gear relative to the second frame part. 
 
     
     
       19. The sheet storage device of  claim 16 , wherein
 the gear linkage drive has, as the first member, a frame gear supported by the first frame part, 
 the first frame part turns around a pivot shaft relative to the second frame part, and the frame gear turns around the pivot shaft in association with the turning of the first frame part relative to the second frame part, 
 the gear linkage drive removes linkage between the frame gear and the second member in a state in which the first frame part and the second frame part forms the transport path, and 
 during the turning of the first frame part relative to the second frame part, the gear linkage drive links the frame gear and the second member together to rotate the reel or the drum.